Oktibbeha County Mississippi 1860 slaveholders and 1870 African Americans
- Largest slaveholders from 1860 slave census schedules and surname matches for African Americans on 1870 census.
- http://freepages.genealogy.rootsweb.com/~ajac/msoktibbeha.htm

National Register of Historical Places - Oktibbeha County
- Directory of historical places and cultural resources for the county. Offers historical significance, architect details, and related information.
- http://www.nationalregisterofhistoricplaces.com/MS/Oktibbeha/state.html

The Political Graveyard: Oktibbeha County, Miss.
- Database of political history and cemeteries, with brief biographical entries for political figures connected to the county, living and dead, from the 1700s to the present.
- http://politicalgraveyard.com/geo/MS/OK.html

Oktibbeha County Historical and Genealogical Society
- List of officers and information about activities.
- http://www.rootsweb.com/~msoktibb/society.html